Home / 1,456,147.70-2,184,221.55-1,151,717.30

Finding the Fourth Proportional to 1,456,147.70, 2,184,221.55 and 1,151,717.30

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Solution

The fourth proportional to 1,456,147.70, 2,184,221.55 and 1,151,717.30 is: 1,727,575.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,147.70 : 2,184,221.55 = 1,151,717.30 : x
  2. Step 2: Convert to fraction form
    1,456,147.70/2,184,221.55 = 1,151,717.30/x
  3. Step 3: Cross multiply
    1,456,147.70x = 2,184,221.55 × 1,151,717.30
  4. Step 4: Simplify right side
    1,456,147.70x = 2,515,605,746,167.82
  5. Step 5: Solve for x
    x = 2,515,605,746,167.82/1,456,147.70
  6. Step 6: Final answer
    x = 1,727,575.95

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.